Now, though, to a remarkable story about a heroic little girl, she saved her mom's life and she did it using a technique by watching a classic comedy. Abc's sara haines is here with that. Reporter: Watching too much tv is something that parents are trying to cut down on. But watching the tube was why this girl was able to act quickly. Who knew this scene from "mrs. Doubtfire" would save this mom's life. There's no doubt that tv can be educational. But teach a life-saving technique like the heimlich? It was scary. I couldn't talk. Reporter: She was laying on the couch watching tv when she heard a strange noise from the kitchen and she was going like this and raising her arms. Reporter: Choking on a piece of sausage, her mom couldn't breathe. I picked her up three times. Reporter: Her tiny arms wrapped around her waist and finally. She spit the sausage out. I just like, at that time, I'm like, she saved my life. Clearly a bright little girl. With that sense of humor. Kids really pick on things. Including welcome to the gun show. Where is that from? We have seen those things but acting in those moments is a different story. Modest little girl there, right. Now, for an entirely new twist on thanksgiving at one

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